Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"dung cho java slippers" » "dung cho jae slippers", "dung cho va slippers", "dung cho sara slippers", "dung cho java slippery", "dung cho java grippers"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung cho java slippers") or ("using java code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cho java slippers") OR ("using java code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung cho java slippers ) or ( using java code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cho java slippers") or ("using java code snippets"))) or ("locating bug code snippets"))*.